P Praxis·MD
● Active Type 1 · Individual

Erich J Grethel, MD

Surgery·Austin, TX· NPI 1003945411 · Enumerated 2007 · 19 years on NPI
Grethel is 1 of 174 surgery providers in Austin and 1 of 3028 in Texas.
NPI age
19 years
Enumerated 2007-03-02
Primary specialty
Surgery
Plus 2 subspecialties
Licensed in
TX, CA
2 states
Status
Active
No deactivations on record
Last NPPES update
2012-02-03
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file

How this provider compares

Across 3028 active surgery providers in Texas.

NPI age
19 years
≈ at median (18 yr)
State licenses
2 states
Top 88% — 11% of peers are multi-state
Subspecialties
2
In the 27% of peers with subspecialties

NPI lifetime · 2007 → 2026

2007-03Enumerated in NPPES
2007 2026

Where they practice

Practice location
1301 Barbara Jordan Blvd, Suite 400
Austin, TX 787233077
📞 5127081234fax 5127084567
Mailing address
1301 Barbara Jordan Blvd, Suite 400
Austin, TX 787233077
📞 5127081234fax 5127084567

Specialties

  • Surgery Primary
    A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and...
    TX license #N5695 taxonomy 208600000X
  • Specialist
    An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
    CA license #A83296 taxonomy 174400000X
  • Surgery
    A surgeon with expertise in the management of surgical conditions in premature and newborn infants, children and adolescents.
    TX license #N5695 taxonomy 2086S0120X

Identifiers

TypeValueNotes
05 (TX) 112887805
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.

Practice context

Part of a multi-provider practice. 90 other active providers share this practice address in NPPES.

Recently enumerated nearby: 1 new surgery provider has been added in Austin in the last 180 days. See all →
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How to verify this provider

  1. Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
  2. Check the state license is currently active.State licensing boards publish current status; NPPES does not.
  3. Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.

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